> Perhaps a judge might think if the code can simply be replaced without tremendous effort and without drastically affecting the end users' experience, then tha

> Perhaps a judge might think if the code can simply be replaced without tremendous effort and without drastically affecting the end users' experience, then that infringing piece of software probably wasn't that instrumental in the full app and thus the monetary benefit to the infringer from the infringing code wasn't all that great. Exactly. If Wordpress can make a case that the code was integral to Wix's product (maybe even to the point that the product is considered a derived work under copyright law, not just in the GPL sense) or that violating the license gained them an unfair market advantage, they might be able to sue for damages.